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Table 1 Characteristics of dry and suspended CBNP

From: Biological effects of carbon black nanoparticles are changed by surface coating with polycyclic aromatic hydrocarbons

Particle properties

P90

P90-BaP

P90-9NA

AS-PAH

Mean primary particle size (nm)

16.5 ± 0.4a

16.5 ± 0.4a

16.5 ± 0.4a

14.2 ± 0.1a

Mass loss (%)

0.5 ± 0.4

16.1 ± 0.5

14.6 ± 0.1

19.0 ± 0.7

Specific surface area (m2/g)

302 ± 16

91 ± 2

91#

115 ± 3

Hydrodynamic diameter in water/BSA (nm)

155 ± 1

176 ± 5

172 ± 7

174 ± 5

ζ-potential in water/BSA (mV)

−34 ± 5

−38 ± 4

−37 ± 3

−36 ± 3

Hydrodynamic diameter in medium (nm)

163 ± 6

160 ± 8

156 ± 11

170 ± 4

ζ-potential in medium (mV)

−15 ± 1

−13 ± 1

−13 ± 1

−12 ± 1

  1. Data are mean ± SEM. ameasurement without PAHs; n = 3–13, except # n = 1